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LP5810 - 4-Channel RGBW LED Driver

Description

The LP5810 is a 4-channel RGBW LED driver with autonomous animation engine control.

The device has ultra-low normal operation current with 0.4mA (typical) when illuminate LEDs.

Both analog dimming and PWM dimming methods are adopted to achieve powerful dimming performance.

Features

  • Operating voltage range:.
  • VCC range: 2.7V to 5.5V.
  • Logic pins compatible with 1.8V, 3.3V, and 5V.
  • 4 constant current sinks with high precision:.
  • 0.1mA to 51mA per current sink.
  • Device-to-device error: max ±5%.
  • Channel-to-channel error: max ±5%.
  • Ultra-low headroom voltage: 110mV (typ. ) at 25.5mA; 210mV (typ. ) at 51mA.
  • PWM phase shift configurable for each LED.
  • Ultra-low power consumption:.
  • Standby:.

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Full PDF Text Transcription

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LP5810 SNVSCD0D – NOVEMBER 2023 – REVISED FEBRUARY 2025 LP5810 4-Channel RGBW LED Driver with Autonomous Control 1 Features • Operating voltage range: – VCC range: 2.7V to 5.5V – Logic pins compatible with 1.8V, 3.3V, and 5V • 4 constant current sinks with high precision: – 0.1mA to 51mA per current sink – Device-to-device error: max ±5% – Channel-to-channel error: max ±5% – Ultra-low headroom voltage: 110mV (typ.) at 25.5mA; 210mV (typ.) at 51mA – PWM phase shift configurable for each LED • Ultra-low power consumption: – Standby: ISTB = 26μA (typical) when CHIP_EN = 0 (data retained) – Active: INOR = 0.4mA (typical) when LED current = 25.5mA • Analog dimming (current gain control) – Global 1-bit Maximum Current (MC): 25.
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